<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>用户登录</title>
</head>
<body>
    <form method="post">
        {{form.user}}  {{form.user.errors[0]}}
        {{form.pwd}}  {{form.pwd.errors[0]}}
        <input type="submit" value="提交"/>{{msg}}
    </form>

</body>
</html>